Name: age-year exceptions
Description: Coding for time unknown
This is a flat (unstructured) list which uses integers to represent categories or special values.
| Coding can be downloaded here as a tab-separated file. |
Data-Coding 37
Name: age-year exceptions
Name: age-year exceptions
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2 Entries
| Coding | Meaning |
|---|---|
| -3 | Preferred not to answer |
| -1 | Time uncertain/unknown |
3 Data-Fields
| Field ID | Description | Category |
|---|---|---|
| 84 | Cancer year/age first occurred | Medical conditions |
| 87 | Non-cancer illness year/age first occurred | Medical conditions |
| 92 | Operation year/age first occurred | Operations |
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